17996084975

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 25827489792

約数和(自身を除く): 7831404817

約数列:

[1, 5, 11, 25, 37, 47, 55, 121, 185, 235, 275, 311, 407, 517, 605, 925, 1175, 1331, 1555, 1739, 2035, 2585, 3025, 3421, 4477, 5687, 6655, 7775, 8695, 10175, 11507, 12925, 14617, 17105, 19129, 22385, 28435, 33275, 37631, 43475, 49247, 57535, 62557, 73085, 85525, 95645, 111925, 126577, 142175, 160787, 188155, 210419, 246235, 287675, 312785, 365425, 413941, 478225, 540829, 632885, 803935, 940775, 1052095, 1231175, 1392347, 1563925, 1768657, 2069705, 2314609, 2704145, 3164425, 4019675, 5260475, 5949119, 6961735, 8843285, 10348525, 11573045, 13520725, 15315817, 19455227, 29745595, 34808675, 44216425, 57865225, 65440309, 76579085, 97276135, 148727975, 327201545, 382895425, 486380675, 719843399, 1636007725, 3599216995, 17996084975]

約数ペア:

[(1, 17996084975), (5, 3599216995), (11, 1636007725), (25, 719843399), (37, 486380675), (47, 382895425), (55, 327201545), (121, 148727975), (185, 97276135), (235, 76579085), (275, 65440309), (311, 57865225), (407, 44216425), (517, 34808675), (605, 29745595), (925, 19455227), (1175, 15315817), (1331, 13520725), (1555, 11573045), (1739, 10348525), (2035, 8843285), (2585, 6961735), (3025, 5949119), (3421, 5260475), (4477, 4019675), (5687, 3164425), (6655, 2704145), (7775, 2314609), (8695, 2069705), (10175, 1768657), (11507, 1563925), (12925, 1392347), (14617, 1231175), (17105, 1052095), (19129, 940775), (22385, 803935), (28435, 632885), (33275, 540829), (37631, 478225), (43475, 413941), (49247, 365425), (57535, 312785), (62557, 287675), (73085, 246235), (85525, 210419), (95645, 188155), (111925, 160787), (126577, 142175)]